'use strict';

const Controller = require('egg').Controller;

class BannerController extends Controller {
  async index() {
    const { ctx } = this;
    var db = this.app.mongodb;
    var res = await db.collection("banner").find().toArray();
    if (res.length > 0) {
      ctx.body={
        status:200,
        res
      }
    }else{
      ctx.status = 400
      ctx.body={
        status:400,
        msg:"数据库输入的参数不合法"
      }
    }
  }
}

module.exports = BannerController;
